Table 1. Changes in BFMDRS sub scores of the studied patient with DYT6 dystonia one year after DBS.

BFM	Provoking factor		Severity factor		Weight		Product
	After	Before	After	Before	After	Before	After
Mouth	4	0	3	0	0.5		6	0
Speech and swallowing	3	2	4	1	0.5	0.5	6	1
Neck	4	4	4	2	0.5	0.5	8	4
Rtarm	2	0	2	0	1		4	0
Lt arm	2	0	2	0	1		4	0
Rt leg	2	2	2	1	1	1	4	2
Total score							32	7